The controller no longer subscribes to the alive message: HostBeats, its handler, the heartbeat-gap duration and a fixed silent bound (issue 1183, AC3, AC4, AC5)

cmd/mesh-controller/stuck_probe_integration_test.go

@@ -72,7 +72,7 @@ func TestAStuckKeyWrittenAndThenMovedRaisesAndClearsACondition(t *testing.T) { /
 	if got, err := probeStuck(ctx, d); err != nil || len(got) != 0 {
 		t.Fatalf("a stuck key written as moved: %+v %v", got, err)
 	}
-	machines = []machineFacts{{name: "ace", lastHeard: time.Now().Add(-time.Hour), every: time.Minute}}
+	machines = []machineFacts{{name: "ace", lastHeard: time.Now().Add(-time.Hour)}}
 	if err := withPresence(ctx, js.Conn(), machines, time.Now()); err != nil {
 		t.Fatal(err)
 	}